search for: discriptor

Hi All, I am trying to read group descriptor from disk. I am able to read the superblock structure successfully. But I am not getting successful to get the group descriptor. Here is my code. Please check out what is missing. #include<linux/ext3_fs.h> #include<sys/types.h> #include<sys/stat.h> #include<stdio.h> #include<unistd.h> #include<fcntl.h>

...However, in its eventloop, Tokio uses epoll(7) instead of poll(2) (which is used internally in Libnbd). The difference is that poll(2) uses level-triggered notifications as aposed to epoll(7) which uses edge-triggered notifications. In short, the difference is that if one would wait for a file discriptor to be readable, epoll would block until the file descriptor changes from not readable to readable. So if the file descriptor is already readable then epoll would block until it becomes unreadable and readable again. I am not sure how to integrate Libnbd into an edge-triggered system. The foll...